Sentence examples for by a breeding pair from inspiring English sources

In addition, we assume that the probability that a carcass is defended by a breeding pair of adult ravens is zero.

Playback was conducted at 55 sites known to be occupied by a breeding pair.

Social colonies are founded by a breeding pair and increase in population as new offspring are born.

Of 55 calibration sites known to be occupied by a breeding pair, a response to playback was elicited from 12 sites, giving a response rate of 0.218.

In the consecutive breeding seasons of 2010 and 2011, 75 and 82 of the study nests, respectively, were occupied by a breeding pair of storm petrels.

Experiments in which eggs laid by a female in a group with helpers were substituted for eggs laid by a female in a breeding pair and vice versa gave further confirmation that the birds compensated for the presence or absence of helpers by adjusting egg and hatchling size.

A breeding pair of adbn−/− mice was generously provided by Dr. R. Mark Grady (Washington University, St . Louis MO).

The most likely candidate parents as identified by Cervus were assigned as 'true' parents if they were observed as a breeding pair in the individual's birth year.

A breeding pair sold for $45,000 in 1993, but as their numbers exploded by 1996, they were $1,000 a pair.

"A breeding pair establishes a territory, and the young disperse, looking for new territories," Aucoin explained.

But in 1980, New Jersey became the first state east of the Mississippi to have a breeding pair.